EVs / Charging cost / Washington / Porsche Cayenne Electric

Cost to charge a Porsche Cayenne Electric in Washington

$18.19full charge

The Cayenne Electric Base (113 kWh) costs about $18.19 to charge fully at Washington's average home rate of 14.63¢/kWh, including about 10% charging loss (124.3 kWh from the wall). That is $5.74 per 100 miles.

EIA residential average, Washington, 2026-08 (latest in this book). EIA weekly retail regular, Washington, week of Oct 19, 2026.

Porsche Cayenne Electric specs

By trim · per 100 mi
Base317 mi$5.74
Turbo298 mi$6.10
Nearby states · per 100 mi
Washington14.63¢$5.74
Idaho13.37¢$5.24Oregon15.92¢$6.24
Questions
Is it cheaper than gas in Washington?

At 1,000 miles a month and 30 mpg, home charging costs $57.37 and the gas car costs $177.73. The EV saves $120.37 a month at $5.332/gal. Both miles and mpg are editable on the calculator.

How long does a full charge take?

The listed DC fast-charge time is 10–80% in 16 min (estimate) at up to 400 kW. A full home charge is a different session. This page prices the energy from the wall, not how long a Level 2 charger takes.

What about public fast charging?

This page uses the residential rate. Public fast-charging prices are a separate scenario and are not included.

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